browser_net_json-null.js

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/* Any copyright is dedicated to the Public Domain.

   http://creativecommons.org/publicdomain/zero/1.0/ */

"use strict";

/**

 * Tests if JSON responses containing null values are properly displayed.

*/

add_task(async function () {

  const { tab, monitor } = await initNetMonitor(JSON_BASIC_URL + "?name=null", {

    requestCount: 1,

});

  info("Starting test... ");

  const { document, store, windowRequire } = monitor.panelWin;

  const { L10N } = windowRequire("devtools/client/netmonitor/src/utils/l10n");

  const Actions = windowRequire("devtools/client/netmonitor/src/actions/index");

  store.dispatch(Actions.batchEnable(false));

  // Execute requests.

  await performRequests(monitor, tab, 1);

  const onResponsePanelReady = waitForDOM(

    document,

    "#response-panel .data-header"

);

  const onPropsViewReady = waitForDOM(

    document,

    "#response-panel .properties-view",

);

  store.dispatch(Actions.toggleNetworkDetails());

  clickOnSidebarTab(document, "response");

  await Promise.all([onResponsePanelReady, onPropsViewReady]);

  const tabpanel = document.querySelector("#response-panel");

is(

    tabpanel.querySelectorAll(".raw-data-toggle").length,

1,

    "There should be 1 raw response toggle."

);

is(

    tabpanel.querySelectorAll(".treeRow").length,

1,

    "There should be 1 json properties displayed in this tabpanel."

);

is(

    tabpanel.querySelectorAll(".empty-notice").length,

0,

    "The empty notice should not be displayed in this tabpanel."

);

  const labels = tabpanel.querySelectorAll("tr .treeLabelCell .treeLabel");

  const values = tabpanel.querySelectorAll("tr .treeValueCell .objectBox");

is(

    labels[0].textContent,

    "greeting",

    "The first json property name was incorrect."

);

is(

    values[0].textContent,

    "null",

    "The first json property value was incorrect."

);

  const onCodeMirrorReady = waitForDOM(

    document,

    "#response-panel .CodeMirror-code"

);

  const rawResponseToggle = document.querySelector(

    "#response-panel .raw-data-toggle-input .devtools-checkbox-toggle"

);

  clickElement(rawResponseToggle, monitor);

  await onCodeMirrorReady;

  checkResponsePanelDisplaysJSON();

  await teardown(monitor);

/**

   * Helper to assert that the response panel found in the provided document is currently

   * showing a preview of a JSON object.

*/

  function checkResponsePanelDisplaysJSON() {

    const panel = document.querySelector("#response-panel");

is(

      panel.querySelector(".response-error-header") === null,

      true,

      "The response error header doesn't have the intended visibility."

);

    const jsonView = panel.querySelector(".data-label") || {};

is(

      jsonView.textContent === L10N.getStr("jsonScopeName"),

      true,

      "The response json view has the intended visibility."

);

is(

      panel.querySelector(".CodeMirror-code") === null,

      false,

      "The response editor has the intended visibility."

);

is(

      panel.querySelector(".response-image-box") === null,

      true,

      "The response image box doesn't have the intended visibility."

);

});